✱Easy to Adjust Airflow: Aquarium Air Tubing Valves are helping you adjust airflow accurately, are equipped with an airflow control valve, easy to operate and use. ✱Multiple Way Choice: Meeting different purchase needs, Aquarium Air Control Valve is providing various types to choose from, available in 2-way, 3-way, 4-way, 6-way, and 8-way. ✱Universal Compatibility: Featuring a 4mm air outlet connection, Aquarium Air Splitter is featuring a 4mm or 8mm intake connection, suitable for single-hole air pump and multi-hole distribution oxygen supply. ✱Wide Application: Fish Tank Air Splitter is a practical air pump accessory, easy to connect the airflow control valve to aquarium tubing, suitable for aquariums and fish tanks. ✱Strong & : Made of reliable ABS material, Fish Tank Air Control Valve is strong and for long service life, less likely to adversely affect your fish.